versioninfo.cs source code in C# .NET

                        Code:
                         / 4.0 / 4.0 / DEVDIV_TFS / Dev10 / Releases / RTMRel / ndp / fx / src / xsp / System / Web / Util / versioninfo.cs / 1305376 / versioninfo.cs
                        
                        
                            //------------------------------------------------------------------------------ 
// 
//     Copyright (c) Microsoft Corporation.  All rights reserved.
// 
//----------------------------------------------------------------------------- 

/* 
 * Support for getting file versions 
 *
 * Copyright (c) 1999 Microsoft Corporation 
 */

namespace System.Web.Util {
    using System.Diagnostics; 
    using System.Globalization;
    using System.Reflection; 
    using System.Text; 
    using System.Runtime.Serialization.Formatters;
    using System.Configuration.Assemblies; 
    using System.Security.Permissions;

    //
    // Support for getting file version of relevant files 
    //
 
    internal class VersionInfo { 
        static private string _engineVersion;
        static private string _mscoreeVersion; 
        static private string _exeName;
        static private object _lock = new object();

        private VersionInfo() { 
        }
 
        [FileIOPermission(SecurityAction.Assert, Unrestricted = true)] 
        internal static string GetFileVersion(String filename) {
#if !FEATURE_PAL // FEATURE_PAL does not fully support FileVersionInfo 
            try {
                FileVersionInfo ver = FileVersionInfo.GetVersionInfo(filename);
                return string.Format(CultureInfo.InvariantCulture, "{0}.{1}.{2}.{3}",
                    ver.FileMajorPart, ver.FileMinorPart, ver.FileBuildPart, ver.FilePrivatePart); 
            }
            catch { 
                return String.Empty; 
            }
#else // !FEATURE_PAL 
            // ROTORTODO
            return String.Empty;
#endif // !FEATURE_PAL
 
        }
 
        internal static string GetLoadedModuleFileName(string module) { 
#if !FEATURE_PAL // FEATURE_PAL does not fully support FileVersionInfo
            IntPtr h = UnsafeNativeMethods.GetModuleHandle(module); 
            if (h == IntPtr.Zero)
                return null;

            StringBuilder buf = new StringBuilder(256); 
            if (UnsafeNativeMethods.GetModuleFileName(h, buf, 256) == 0)
                return null; 
 
            String fileName = buf.ToString();
            if (StringUtil.StringStartsWith(fileName, "\\\\?\\")) // on Whistler GetModuleFileName migth return this 
                fileName = fileName.Substring(4);
            return fileName;
#else // !FEATURE_PAL
            // ROTORTODO 
            return String.Empty;
#endif // !FEATURE_PAL 
        } 

        internal static string GetLoadedModuleVersion(string module) { 
            String filename = GetLoadedModuleFileName(module);
            if (filename == null)
                return null;
            return GetFileVersion(filename); 
        }
 
        internal static string SystemWebVersion { 
            get {
                return ThisAssembly.InformationalVersion; 
            }
        }

        internal static string EngineVersion { 
#if !FEATURE_PAL // FEATURE_PAL does not enable IIS-based hosting features
            get { 
                if (_engineVersion == null) { 
                    lock(_lock) {
                        if (_engineVersion == null) 
                            _engineVersion = GetLoadedModuleVersion(ModName.ENGINE_FULL_NAME);
                    }
                }
 
                return _engineVersion;
#else // !FEATURE_PAL 
            // ROTORTODO 
            return "1.2.0.0";
#endif // !FEATURE_PAL 
            }
        }

        internal static string ClrVersion { 
            get {
                if (_mscoreeVersion == null) { 
                    lock(_lock) { 
                        if (_mscoreeVersion == null) {
                            //@ 



 

                            // Substring(1) removes the 'v' character. 
                            _mscoreeVersion = 
                                System.Runtime.InteropServices.RuntimeEnvironment.GetSystemVersion().Substring(1);
                        } 
                    }
                }

                return _mscoreeVersion; 
            }
        } 
 
        internal static string ExeName {
            get { 
                if (_exeName == null) {
                    lock(_lock) {
                        if (_exeName == null) {
                            String s = GetLoadedModuleFileName(null); 
                            if (s == null)
                                s = String.Empty; 
 
                            // strip path
                            int i = s.LastIndexOf('\\'); 
                            if (i >= 0)
                                s = s.Substring(i+1);

                            // strip extension 
                            i = s.LastIndexOf('.');
                            if (i >= 0) 
                                s = s.Substring(0, i); 

                            _exeName = s.ToLower(CultureInfo.InvariantCulture); 
                        }
                    }
                }
 
                return _exeName;
            } 
        } 
    }
 
    //
    // Support for getting OS Flavor
    //
 
    internal enum OsFlavor {
        Undetermined, 
        Other, 
        WebBlade,
        StdServer, 
        AdvServer,
        DataCenter,
    }
} 

// File provided for Reference Use Only by Microsoft Corporation (c) 2007.
//------------------------------------------------------------------------------ 
// 
//     Copyright (c) Microsoft Corporation.  All rights reserved.
// 
//----------------------------------------------------------------------------- 

/* 
 * Support for getting file versions 
 *
 * Copyright (c) 1999 Microsoft Corporation 
 */

namespace System.Web.Util {
    using System.Diagnostics; 
    using System.Globalization;
    using System.Reflection; 
    using System.Text; 
    using System.Runtime.Serialization.Formatters;
    using System.Configuration.Assemblies; 
    using System.Security.Permissions;

    //
    // Support for getting file version of relevant files 
    //
 
    internal class VersionInfo { 
        static private string _engineVersion;
        static private string _mscoreeVersion; 
        static private string _exeName;
        static private object _lock = new object();

        private VersionInfo() { 
        }
 
        [FileIOPermission(SecurityAction.Assert, Unrestricted = true)] 
        internal static string GetFileVersion(String filename) {
#if !FEATURE_PAL // FEATURE_PAL does not fully support FileVersionInfo 
            try {
                FileVersionInfo ver = FileVersionInfo.GetVersionInfo(filename);
                return string.Format(CultureInfo.InvariantCulture, "{0}.{1}.{2}.{3}",
                    ver.FileMajorPart, ver.FileMinorPart, ver.FileBuildPart, ver.FilePrivatePart); 
            }
            catch { 
                return String.Empty; 
            }
#else // !FEATURE_PAL 
            // ROTORTODO
            return String.Empty;
#endif // !FEATURE_PAL
 
        }
 
        internal static string GetLoadedModuleFileName(string module) { 
#if !FEATURE_PAL // FEATURE_PAL does not fully support FileVersionInfo
            IntPtr h = UnsafeNativeMethods.GetModuleHandle(module); 
            if (h == IntPtr.Zero)
                return null;

            StringBuilder buf = new StringBuilder(256); 
            if (UnsafeNativeMethods.GetModuleFileName(h, buf, 256) == 0)
                return null; 
 
            String fileName = buf.ToString();
            if (StringUtil.StringStartsWith(fileName, "\\\\?\\")) // on Whistler GetModuleFileName migth return this 
                fileName = fileName.Substring(4);
            return fileName;
#else // !FEATURE_PAL
            // ROTORTODO 
            return String.Empty;
#endif // !FEATURE_PAL 
        } 

        internal static string GetLoadedModuleVersion(string module) { 
            String filename = GetLoadedModuleFileName(module);
            if (filename == null)
                return null;
            return GetFileVersion(filename); 
        }
 
        internal static string SystemWebVersion { 
            get {
                return ThisAssembly.InformationalVersion; 
            }
        }

        internal static string EngineVersion { 
#if !FEATURE_PAL // FEATURE_PAL does not enable IIS-based hosting features
            get { 
                if (_engineVersion == null) { 
                    lock(_lock) {
                        if (_engineVersion == null) 
                            _engineVersion = GetLoadedModuleVersion(ModName.ENGINE_FULL_NAME);
                    }
                }
 
                return _engineVersion;
#else // !FEATURE_PAL 
            // ROTORTODO 
            return "1.2.0.0";
#endif // !FEATURE_PAL 
            }
        }

        internal static string ClrVersion { 
            get {
                if (_mscoreeVersion == null) { 
                    lock(_lock) { 
                        if (_mscoreeVersion == null) {
                            //@ 



 

                            // Substring(1) removes the 'v' character. 
                            _mscoreeVersion = 
                                System.Runtime.InteropServices.RuntimeEnvironment.GetSystemVersion().Substring(1);
                        } 
                    }
                }

                return _mscoreeVersion; 
            }
        } 
 
        internal static string ExeName {
            get { 
                if (_exeName == null) {
                    lock(_lock) {
                        if (_exeName == null) {
                            String s = GetLoadedModuleFileName(null); 
                            if (s == null)
                                s = String.Empty; 
 
                            // strip path
                            int i = s.LastIndexOf('\\'); 
                            if (i >= 0)
                                s = s.Substring(i+1);

                            // strip extension 
                            i = s.LastIndexOf('.');
                            if (i >= 0) 
                                s = s.Substring(0, i); 

                            _exeName = s.ToLower(CultureInfo.InvariantCulture); 
                        }
                    }
                }
 
                return _exeName;
            } 
        } 
    }
 
    //
    // Support for getting OS Flavor
    //
 
    internal enum OsFlavor {
        Undetermined, 
        Other, 
        WebBlade,
        StdServer, 
        AdvServer,
        DataCenter,
    }
} 

// File provided for Reference Use Only by Microsoft Corporation (c) 2007.
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versioninfo.cs source code in C# .NET

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